National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

NWS Sacramento Changes to Public and Fire Weather Zones Coming April 16, 2026

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Current conditions at

STONYFORD (SYWC1)

Lat: 39.35523°NLon: 122.65831°WElev: 1540.0ft.

NA

69°F

21°C

Humidity 63%
Wind Speed ENE 2 MPH
Barometer NA
Dewpoint 56°F (13°C)
Visibility NA
Last update 28 Feb 02:26 PM PST
Extended Forecast for

16 Miles W Williams CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. South wind around 6 mph becoming west in the evening.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 10 percent chance of rain after 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 67. West southwest wind 5 to 10 mph.

    High: 67 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly between 10pm and 4am. Partly cloudy, with a low around 44. West southwest wind 5 to 8 mph.

    Low: 44 °F

    Chance Rain

  • Monday

    Monday: A 20 percent chance of rain before 10am. Mostly sunny, with a high near 62. Light and variable wind becoming northeast around 6 mph in the morning.

    High: 62 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. West northwest wind 3 to 5 mph.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain. Mostly sunny, with a high near 63.

    High: 63 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 50. South wind around 6 mph becoming west in the evening.
Sunday
A 10 percent chance of rain after 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 67. West southwest wind 5 to 10 mph.
Sunday Night
A 30 percent chance of rain, mainly between 10pm and 4am. Partly cloudy, with a low around 44. West southwest wind 5 to 8 mph.
Monday
A 20 percent chance of rain before 10am. Mostly sunny, with a high near 62. Light and variable wind becoming northeast around 6 mph in the morning.
Monday Night
Mostly clear, with a low around 43. West northwest wind 3 to 5 mph.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 44.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles W Williams CA
 39.17°N 122.43°W (Elev. 1398 ft)
Last Update:
1:21 pm PST Feb 28, 2026
Forecast Valid:
3pm PST Feb 28, 2026-6pm PST Mar 7, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation